# Service bulletin PIT5421

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10114574
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIT5421
- Manufacturer's date: 2015\-05\-26
- NHTSA component: STRUCTURE

## NHTSA's summary

This Preliminary Information communication provides information to the technician that there was a temporary change to the frame coating on some vehicles. These vehicles will be painted with environmental coating rather than the normal frame wax. The environmental coated frames meet or exceed General Motors specifications for corrosion and no repair should be made.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10114574-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10114574-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame

## Vehicles listed

- 2015 CADILLAC ESCALADE
- 2015 CADILLAC ESCALADE ESV
- 2014 CHEVROLET SILVERADO 1500
- 2015 CHEVROLET SUBURBAN
- 2015 CHEVROLET TAHOE
- 2014 GMC SIERRA 1500
- 2015 GMC YUKON
- 2015 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [19\-NA\-255](/bulletins/11016944.md), 2025-04-10, Service bulletin: STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting \(U.S. and Canada Only\).
- [05\-08\-51\-001L](/bulletins/11015382.md), 2025-03-08, Service bulletin: STRUCTURE:BODY. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
- [10\-08\-110\-001L](/bulletins/11014171.md), 2025-02-11, Service bulletin: STRUCTURE:BODY; VEHICLE SPEED CONTROL. This service bulletin provides information on proper use of floor mats.
- [21\-NA\-043](/bulletins/11011709.md), 2024-12-10, Service bulletin: STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [12\-08\-51\-002R](/bulletins/11011704.md), 2024-12-10, Service bulletin: STRUCTURE:BODY. This informational bulletin provides technicians and dealership personnel with spray\-in bed liner general information and repair procedures.
- [19\-NA\-255](/bulletins/11010566.md), 2024-11-15, Service bulletin: STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting \(U.S. and Canada Only\).
- [12\-08\-51\-002Q](/bulletins/11010546.md), 2024-11-14, Service bulletin: STRUCTURE:BODY. This informational bulletin provides technicians and dealership personnel with spray\-in bed liner general information and repair procedures.
- [23\-NA\-219](/bulletins/11009764.md), 2024-11-05, Service bulletin: UNKNOWN OR OTHER; STRUCTURE:BODY. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
- [PI0564F](/bulletins/10254239.md), 2024-05-06, Service bulletin: STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting.
- [PI0564E](/bulletins/10254238.md), 2024-05-06, Service bulletin: STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting.

JSON: [/v1/bulletins/10114574](/v1/bulletins/10114574)

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